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Questions and Answers
Which layer of the atmosphere contains about 75% of the mass of the earth's air?
Which layer of the atmosphere contains about 75% of the mass of the earth's air?
- Troposphere (correct)
- Mesosphere
- Stratosphere
- Thermosphere
Which of the following is NOT a primary pollutant?
Which of the following is NOT a primary pollutant?
- O3 (correct)
- CO
- CO2
- CH4
Which layer of the atmosphere is characterized by abrupt changes in temperature?
Which layer of the atmosphere is characterized by abrupt changes in temperature?
- Stratosphere (correct)
- Thermosphere
- Troposphere
- Mesosphere
Which layer of the atmosphere is also known as the ionosphere?
Which layer of the atmosphere is also known as the ionosphere?
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What are the main primary pollutants known to cause harm in high enough concentrations?
What are the main primary pollutants known to cause harm in high enough concentrations?
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Which layer of the atmosphere is closest to the Earth's surface?
Which layer of the atmosphere is closest to the Earth's surface?
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Which layer of the atmosphere contains the ozone layer?
Which layer of the atmosphere contains the ozone layer?
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Which layer of the atmosphere is characterized by a decrease in temperature with increasing altitude?
Which layer of the atmosphere is characterized by a decrease in temperature with increasing altitude?
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What are the main primary pollutants known to cause harm in high enough concentrations?
What are the main primary pollutants known to cause harm in high enough concentrations?
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What is the outermost layer of the atmosphere called?
What is the outermost layer of the atmosphere called?
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